How did settlers use flatboats on their journey's west?

Flatboats were pivotal, too, in the history of America’s westward expansion. For a while they were the workhorses of commercial shipping. Even after the “New Orleans,” made its maiden run down the Ohio River in 1811, ushering in the age of steamboats, merchants and travelers continued to use flatboats.

Explanation:

answer; /// i believe its; // being treated lovingly and predictably by caregivers and learning to trust;

b) trade is easy because of the direct line between their major ports. bilateral trade reached 89,6 thousand million.